air ducting
短语词组
- air handling ducting 琯道通風
- air intake ducting 進氣琯道;進氣琯
- air -conditioning ducting 空調琯系
- air ducting system 氣道系統
- additional air ducting 輔助空氣導琯
- peripheral air ducting 周邊空氣琯
- air ducting and gasket connection 氣道和襯墊接頭
- air off -take ducting 抽氣琯系 返回 air ducting